128278608

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 340055616

約数和(自身を除く): 211777008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 193, 227, 244, 366, 386, 454, 488, 579, 681, 732, 772, 908, 976, 1158, 1362, 1464, 1544, 1816, 2316, 2724, 2928, 3088, 3632, 4632, 5448, 9264, 10896, 11773, 13847, 23546, 27694, 35319, 41541, 43811, 47092, 55388, 70638, 83082, 87622, 94184, 110776, 131433, 141276, 166164, 175244, 188368, 221552, 262866, 282552, 332328, 350488, 525732, 565104, 664656, 700976, 1051464, 2102928, 2672471, 5344942, 8017413, 10689884, 16034826, 21379768, 32069652, 42759536, 64139304, 128278608]

約数ペア:

[(1, 128278608), (2, 64139304), (3, 42759536), (4, 32069652), (6, 21379768), (8, 16034826), (12, 10689884), (16, 8017413), (24, 5344942), (48, 2672471), (61, 2102928), (122, 1051464), (183, 700976), (193, 664656), (227, 565104), (244, 525732), (366, 350488), (386, 332328), (454, 282552), (488, 262866), (579, 221552), (681, 188368), (732, 175244), (772, 166164), (908, 141276), (976, 131433), (1158, 110776), (1362, 94184), (1464, 87622), (1544, 83082), (1816, 70638), (2316, 55388), (2724, 47092), (2928, 43811), (3088, 41541), (3632, 35319), (4632, 27694), (5448, 23546), (9264, 13847), (10896, 11773)]